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King County Metro is the Puget Sound region's largest public transportation agency. Metro provides bus, paratransit, vanpool, and water taxi services, and operates Seattle Streetcar, Sound Transit Link light rail, and Sound Transit Express bus service. We're committed to providing safe, equitable, and sustainable mobility, and prioritizing service where needs are greatest.

Travel options
Metro provides a wide range of transportation options and choices for King County. Our choices include buses, vanpools, paratransit services, and many new forms of transportation.
Transit planning
Metro analyzes its transit system annually, and its efforts are guided by a long range strategic plan. See progress reports, and recommendations here.
Environmental sustainability
Metro is committed to sustainable, earth-friendly practices. We have been a leader in using cleaner fuels, developing hybrid articulated buses, and adopting green operations and maintenance practices.
Innovation & Technology
Metro is an industry leader in innovative transit practices. If there is a better way to improve our service and support for our customers, we’re exploring and testing it. See the latest here, including our all-electric buses.


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